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Individual Calculations February 2020 |
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| Wijerathne, K G D Yonal Total change: -14.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1177 | 1167 | 3.00 | 6 | 0.07 | 40 | 2.80 | |
|  Weheragoda, H A Menula | | | 1006 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Gamage, Mesanda | | | 1343 | SRI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Dalawella, Sanuka Chandul | | | 1362 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Lewdeni, L P T C | | | 1015 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Palangoda, U P G M Sasmitha | | | 1325 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Panditha, Thiviru Rashmith | | | 1011 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1298 | 1196 | 1.50 | 5 | -0.42 | 40 | -16.80 | |
| | Thenuwara, Rashmika | | | 1529 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Lakmal, M A C | | | 1469 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Famihath, F M | | | 1389 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Fernando, H Methushi Amaya | | | 1075 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Rajasinghe, T S Thewnuja | | | 1029 | SRI | 0.00 | 1 | -0.72 | 40 | -28.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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